Finding the Fourth Proportional to 523,704.75, 785,602.68 and 144,625.98
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Solution
The fourth proportional to 523,704.75, 785,602.68 and 144,625.98 is: 216,951.55
Step by Step Solution
- Step 1: Write the proportion equation
523,704.75 : 785,602.68 = 144,625.98 : x - Step 2: Convert to fraction form
523,704.75/785,602.68 = 144,625.98/x - Step 3: Cross multiply
523,704.75x = 785,602.68 × 144,625.98 - Step 4: Simplify right side
523,704.75x = 113,618,557,485.63 - Step 5: Solve for x
x = 113,618,557,485.63/523,704.75 - Step 6: Final answer
x = 216,951.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.